Fri-Sun: Affordable Art Fair, Battersea Park, Queenstown Rd, SW11
Collect an original item for your home or a gift at this collection of art priced between £100 and £4000. With workshops for adults and kids, free creche and more. 11am-6pm, £12/£10 adv, under 12s free. (Mar 10-13)

Local PickSat-Sun: Pond Weekend at Camley Street Natural Park, N1
It’s slimy, it’s slippery and your kids just can’t get enough of it. Take them pond dipping at this popular green space for a weekend that includes nature trails, arts, crafts and more. 10am-4pm (Mar 12-13)